389790399

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{177743}}^1$

素因数の和:177806

約数の個数: 16

約数和(自身を含む): 563092992

約数和(自身を除く): 173302593

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 177743, 533229, 3021631, 7642949, 9064893, 22928847, 129930133, 389790399]

約数ペア:

[(1, 389790399), (3, 129930133), (17, 22928847), (43, 9064893), (51, 7642949), (129, 3021631), (731, 533229), (2193, 177743)]